Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6274267 | Seal for electrochemical cell | — | 2001-08-14 |
| 6214490 | Foam collector for electrochemical cells | — | 2001-04-10 |
| 6080505 | Electrochemical cell safety vent | — | 2000-06-27 |
| 5080984 | Radial seal for an electrochemical cell and method of making same | William C. Thibault | 1992-01-14 |
| 4523376 | Method for sealing a rechargable cell | William C. Thibault | 1985-06-18 |
| 4298662 | Resealable vent valve for containers such as batteries | Raymond K. Sugalski, John W. Hooke | 1981-11-03 |
| 4271241 | Resealable vent valve for containers such as batteries | John W. Hooke | 1981-06-02 |